10/7/2015 Temperature and Release Summary for Shasta and Trinity - September 2015

(Updated twice a week November through April)

Sacramento River Water Temperatures in Degrees F

Day Collected from CDEC (California Data Exchange Center) except for TCD, SPP and Control Point in CFS

Control

TCD SHD minus SPP Point Shasta Spring Crk Keswick

Wt. TCD Wt. 4/1 to 9/30 Generation Powerplant Total

Avg. (Diff) Shd Avg Kwk Bsf Jlf Bnd Rdb Lws Ccr Igo Sac Dgc El 815 Release Release RDD BSF RDB LWS

Aug 53.9 52.3 58.7 55.4 58.6 60.0 60.7 62.4 53.1 56.9 58.4 56.3 57.0 5,354 1,374 6,854 81.3 75.9 76.1 70.5

Sep

1 53.5 (1.2) 52.3 58.8 55.2 58.8 59.9 60.6 62.1 53.7 56.9 59.5 56.2 56.5 4,912 1,322 6,904 79.5 73.3 75.0 69.5

2 53.3 (1.0) 52.3 58.8 54.8 58.3 59.5 60.4 62.0 53.6 56.3 59.1 55.7 56.0 5,409 1,250 6,901 77.5 72.3 72.5 64.4

3 53.3 (1.1) 52.2 58.8 54.9 58.2 59.4 60.2 61.6 53.5 56.5 59.2 55.9 55.6 5,690 1,198 6,908 74.0 71.0 70.1 62.9

4 53.5 (1.3) 52.2 58.8 54.7 57.7 58.7 59.5 61.0 53.6 56.1 58.9 55.6 55.1 5,791 1,162 6,909 71.5 67.5 69.1 57.8

5 53.8 (1.2) 52.6 58.7 54.6 57.1 57.9 58.6 59.8 53.9 55.9 58.5 55.5 55.0 5,536 1,397 6,902 73.0 68.4 70.0 56.5

6 54.0 (1.1) 52.9 58.7 54.5 57.4 58.1 58.7 59.7 53.6 56.0 58.7 55.4 55.4 6,099 1,103 6,910 78.5 69.6 72.0 60.9

7 54.4 (1.4) 53.0 58.6 54.8 57.3 58.3 58.9 60.0 53.5 56.2 58.5 55.7 55.6 5,600 1,394 6,904 78.5 71.5 74.0 65.4

8 54.3 (1.2) 53.1 58.6 55.1 57.8 58.8 59.4 60.5 53.6 56.6 58.6 56.1 55.7 5,673 1,239 6,905 ^ 81.0 73.9 75.5 68.6

9 54.1 (1.0) 53.1 ! 55.5 58.1 59.2 59.8 61.0 53.8 56.9 58.6 56.4 55.0 4,936 1,531 6,905 82.0 75.1 78.0 69.6

10 54.2 (0.8) 53.4 ? 58.6 55.3 58.5 59.5 60.2 61.4 53.8 56.9 58.8 56.3 55.0 6,059 857 6,905 ^ 84.5 78.0 82.4 71.2

11 54.5 (1.0) 53.5 59.1 55.1 58.1 59.4 60.1 61.7 53.6 56.6 59.1 56.0 55.2 6,288 14 6,943 ^ 84.0 79.5 81.4 74.7

12 54.8 (1.0) 53.8 58.5 54.9 57.5 58.4 59.0 60.2 53.7 56.2 59.0 55.7 55.4 5,397 331 6,908 83.0 72.7 74.5 71.9

13 55.0 (1.1) 53.9 58.5 55.5 57.7 58.6 59.1 59.7 53.4 56.5 59.1 56.1 55.5 5,801 1,242 6,907 83.0 75.6 76.9 71.5

14 54.1 (0.8) 53.3 58.5 55.3 57.3 58.2 59.0 59.9 53.1 56.0 58.1 55.6 54.4 6,270 1,001 6,903 72.5 69.0 69.4 60.8

15 54.4 (1.0) ? 53.4 58.5 54.9 57.0 57.5 57.9 58.5 52.6 56.0 58.0 55.5 53.6 5,102 1,514 6,693 64.5 64.4 63.7 55.3

16 55.1 (1.0) 54.1 ? 58.6 54.7 55.6 56.2 56.8 57.6 52.4 55.0 57.0 54.8 52.4 4,733 1,398 6,670 57.0 56.9 59.2 47.8

17 54.7 (0.5) 54.2 ? 58.6 55.0 56.8 57.5 57.7 57.8 52.2 56.2 58.5 55.9 54.1 4,826 1,409 6,672 68.5 63.5 65.8 56.8

18 55.3 (0.8) 54.5 58.5 55.8 57.3 58.6 59.1 59.9 52.4 57.0 58.8 56.6 53.9 4,866 1,383 6,760 76.0 65.9 68.6 57.8

19 55.0 (0.8) 54.2 58.5 55.9 57.9 59.2 59.7 60.5 53.1 57.2 59.1 56.7 54.8 5,036 1,479 6,709 77.0 68.7 70.5 62.4

20 55.2 (0.8) 54.4 58.4 55.9 58.2 59.5 60.1 61.0 53.5 57.5 59.2 56.9 56.5 5,975 937 6,709 77.5 71.1 73.8 66.8

21 55.0 (0.6) 54.4 58.3 56.0 58.3 59.6 60.3 61.4 53.6 57.5 59.2 56.9 57.2 5,339 1,589 6,687 80.5 72.4 75.9 67.1

22 55.1 (0.8) 54.3 ? 58.2 56.1 58.4 59.7 60.3 61.5 53.2 57.6 58.9 57.0 56.8 4,847 1,262 6,690 76.0 69.8 72.7 64.5

23 55.3 (0.9) 54.4 ? 58.2 55.9 58.2 59.4 60.0 61.2 52.8 57.3 58.6 56.7 55.8 5,054 939 6,706 73.0 67.1 69.6 62.3

24 55.5 (0.7) 54.8 58.2 55.8 58.0 59.1 59.7 60.9 53.1 57.2 58.7 56.6 56.2 5,907 950 6,633 77.5 69.4 71.9 65.7

25 55.0 (0.4) 54.6 ? 58.2 55.9 58.0 59.1 59.5 60.6 52.7 57.2 58.6 56.7 56.0 5,344 1,006 6,591 75.5 68.8 72.0 65.2

26 54.6 (0.5) 54.1 ? 58.1 56.1 58.2 59.4 59.8 60.9 52.6 57.5 58.7 56.9 56.2 5,668 984 6,578 76.5 70.0 73.2 64.8

27 54.9 (0.5) 54.4 58.1 55.6 58.2 59.4 59.8 61.0 52.6 57.2 58.8 56.5 55.7 4,904 994 6,551 77.0 69.8 73.2 64.5

28 55.0 (0.4) 54.6 58.1 55.6 57.9 59.0 59.4 60.8 52.9 57.0 58.6 56.5 55.8 5,012 705 6,545 75.5 68.2 72.2 64.4

29 55.2 (0.4) 54.8 ? 58.1 55.5 57.8 58.7 59.1 60.2 52.5 56.8 58.3 56.3 55.6 5,460 759 6,545 70.5 64.1 66.1 61.3

30 55.7 (0.3) 55.4 58.0 55.7 57.3 57.5 57.9 59.0 52.1 56.3 57.7 56.0 54.3 4,991 948 6,542 65.5 59.6 61.0 56.0

0.0

Avg 54.6 53.7 58.5 55.4 57.8 58.8 59.4 60.4 53.2 56.7 58.7 56.2 55.3 5,418 1,110 6,767 75.7 69.6 71.7 63.6

Tot cfs 162,525 33,297 202,995

Tot af 322,368 66,045 402,641

? = Average includes 1-9 estimated hourly readings ! = No Average (10-17 hours missing) & = No Average (18 to 23 hours missing) When available:

# = Station out of service ND = No hourly readings or incorrect % = Data will be down loaded from site at later date by NCAO staff. ^ = Redding Air Temp Record High

* = Redding Air Temp Record Low

Control Point: Clear Creek 4/1/2015 to 4/17/2015 at 56.0 degrees; 4/18/2015 to 5/14/2015 at 58.0 degrees; 5/15/2015 to 6/4/2015 56.0; 6/5/2015 to 9/30/2015 58.0 degrees.

V:\~WATER\_res_ops\Sac River Temperature\Tempmodel\~sactemp\2015TempFiles\[10_2015 Monthly Summary.xlsx]Sac Riv Temps

Mean Daily Air Temp

Degrees F

Mean Daily Release